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<DIV CLASS="navbar"><A HREF="http://vt100.net/"><IMG CLASS="button" SRC="vt100.net-logo.png" ALT="VT100.net" HEIGHT="16" WIDTH="102"></A> VT220 Programmer Reference Manual<TABLE WIDTH="100%">
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<TD ALIGN="LEFT"><A HREF="chapter4.html">Chapter 4</A></TD>
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<TABLE ID="T4-5">
<CAPTION>Table 4-5 Invoking Character Sets Using Lock Shifts</CAPTION>
<THEAD>
<TR>
<TH ALIGN="LEFT">Control Name</TH>
<TH ALIGN="LEFT">Coding</TH>
<TH ALIGN="LEFT">Function</TH>
</TR>
</THEAD>
<TBODY>
<TR VALIGN="TOP">
<TD>LS0 (lock shift G0)</TD>
<TD><PRE>0/15
SI</PRE></TD>
<TD>Invoke G0 into GL.<BR>(default)</TD>
</TR>
<TR VALIGN="TOP">
<TD>LS1 (lock shift G1)</TD>
<TD><PRE>0/14
SO</PRE></TD>
<TD>Invoke G1 into GL.</TD>
</TR>
<TR VALIGN="TOP">
<TD>LS1R (lock shift G1, right)</TD>
<TD><PRE>1/11  7/14 
ESC    ~</PRE></TD>
<TD>Invoke G1 into GR (VT200 mode only).<BR>
This sequence can cause software incompatibility problems.</TD>
</TR>
<TR VALIGN="TOP">
<TD>LS2 (lock shift G2)</TD>
<TD><PRE>1/11  6/14 
ESC    n</PRE></TD>
<TD>Invoke G2 into GL (VT200 mode only).<BR>
This sequence can cause software incompatibility problems.</TD>
</TR>
<TR VALIGN="TOP">
<TD>LS2R (lock shift G2, right)</TD>
<TD><PRE>1/11  7/13 
ESC    }</PRE></TD>
<TD>Invoke G2 into GR (VT200 mode only).<BR>(default)</TD>
</TR>
<TR VALIGN="TOP">
<TD>LS3 (lock shift G3)</TD>
<TD><PRE>1/11  6/15 
ESC    o</PRE></TD>
<TD>Invoke G3 into GL (VT200 mode only).<BR>
This sequence can cause software incompatibility problems.</TD>
</TR>
<TR VALIGN="TOP">
<TD>LS3R (lock shift G3, right)</TD>
<TD><PRE>1/11  7/12 
ESC    |</PRE></TD>
<TD>Invoke G3 into GR (VT200 mode only).</TD>
</TR>
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